package 品牌管理;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class 删除品牌 {
    public static void main(String[] args) {
        String url="jdbc:mysql://localhost:3306/db_jdbc_demo20"+
                "?characterEncoding=utf8&useSSL=false&serverTimezone=UTC";

        String user="root";
        String pass="006688";
        Connection conn=null;
        PreparedStatement pstmt=null;
        try {
            Class.forName("com.mysql.jdbc.Driver");
            conn = DriverManager.getConnection(url, user, pass);
            String sql="DELETE FROM t_brand WHERE id=?";
            pstmt= conn.prepareStatement(sql);
            pstmt.setInt(1,4);

            int i = pstmt.executeUpdate();
            if (i==1){
                System.out.println("删除成功!");
            }else {
                System.out.println("删除失败!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }finally {
            try {
                pstmt.close();
                conn.close();
            } catch (SQLException throwables) {
                throwables.printStackTrace();
            }

        }
    }
}
